Breaker-Hammer 20-1/2" Narrow

Chisel bits are used for starting holes in concrete slabs. 1-1/8" hex shank with internal lock for use with Bosch hammer model No. 11304 Brute. External collar for use with standard pneumatic hammers.No. HS2163: Narrow chisel bit, 20-1/2No. HS2164: Chisel bit, 3" x 20-1/2"